1021220102022 has 8 divisors (see below), whose sum is σ = 2042440204056. Its totient is φ = 340406700672.

The previous prime is 1021220102017. The next prime is 1021220102083. The reversal of 1021220102022 is 2202010221201.

It is a sphenic number, since it is the product of 3 distinct primes.

1021220102022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1021220101992 and 1021220102010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85101675163 + ... + 85101675174.

It is an arithmetic number, because the mean of its divisors is an integer number (255305025507).

Almost surely, 2^{1021220102022} is an apocalyptic number.

1021220102022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021220102022 is a wasteful number, since it uses less digits than its factorization.

1021220102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170203350342.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1021220102022 its reverse (2202010221201), we get a palindrome (3223230323223).

The spelling of 1021220102022 in words is "one trillion, twenty-one billion, two hundred twenty million, one hundred two thousand, twenty-two".